srecra, POSTAL SERVICE--U.S.--HISTORY.
COLEECTIONS as Arit |, Robert W SCfG The handbook of Civil War patriotic envelopes ~P9OTT and postal history. -G76H CHanover, Mass. 1977- | v. illus.(incl.ports.,facsims. ;part.col. ) 30cm. Editor: Gordon P. McKinnon. Loose-leaf for updating. Bibliography, v.1,p.B1-Bh. "Supplement I, October 1, 1977: Pricing guide to Civil War patriotic envelopes."
2. Postal service --U.S.--Hist. I. Title.
1. Covers > (Philately)--U.S.--Hist. ® MB